24428238 has 8 divisors (see below), whose sum is σ = 48856488. Its totient is φ = 8142744.

The previous prime is 24428221. The next prime is 24428263. The reversal of 24428238 is 83282442.

It is a sphenic number, since it is the product of 3 distinct primes.

24428238 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 24428199 and 24428208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035681 + ... + 2035692.

It is an arithmetic number, because the mean of its divisors is an integer number (6107061).

Almost surely, 2^24428238 is an apocalyptic number.

24428238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24428238 is a wasteful number, since it uses less digits than its factorization.

24428238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071378.

The product of its digits is 24576, while the sum is 33.

The square root of 24428238 is about 4942.4930955946. The cubic root of 24428238 is about 290.1554378765.

It can be divided in two parts, 244 and 28238, that added together give a palindrome (28482).

The spelling of 24428238 in words is "twenty-four million, four hundred twenty-eight thousand, two hundred thirty-eight".